/*
* INSANE - Interactive Structural Analysis Environment
*
* Copyright (C) 2003-2005
* Universidade Federal de Minas Gerais
* Escola de Engenharia
* Departamento de Engenharia de Estruturas
* 
* Author's email :    insane@dees.ufmg.br
* Author's website :  http://www.dees.ufmg.br/insane
* 
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or any later version.
* 
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
* 
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
package br.ufmg.dees.insane.persistence;

import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.util.Observable;
import java.util.Observer;

import br.ufmg.dees.insane.solution.EquilibriumPath;

/** A class representing ConsoleNonLinearWriter
 * @author CENOURA!!!
 * @since 18/11/2005
 */
public class ConsoleNonLinearWriter implements Observer{

    /* (non-Javadoc)
     * @see java.util.Observer#update(java.util.Observable, java.lang.Object)
     */
    public void update(Observable o, Object arg) {
        
        DecimalFormat fmt = new DecimalFormat();
        DecimalFormatSymbols fsym = new DecimalFormatSymbols();
        fsym.setDecimalSeparator('.');
        fmt.setDecimalFormatSymbols(fsym);
        fmt.applyPattern("0.000E00");
        DecimalFormat fmt2 = new DecimalFormat();
        fmt2.applyPattern("000");
        
        String s = "STEP-"+String.valueOf(fmt2.format(((EquilibriumPath)arg).getStep().getLabel()))+
        "\tLOAD_FACTOR="+String.valueOf(fmt.format(((EquilibriumPath)arg).getStep().getLoadFactorTotal()))+
        "\tINTERACTION-"+String.valueOf(fmt2.format(((EquilibriumPath)arg).getStep().getCurrentIteration()))+
        "\tERROR="+String.valueOf(fmt.format(((EquilibriumPath)arg).getStep().getCurrentError()));
        
        if(((EquilibriumPath)arg).getStep().getConvergence()) {
            s+="\t***CONVERGENCE***\n";
        }
        System.out.println(s);
    }
}

